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Location Denmark, Viborg Amtskommune
Central coordinates 9o 20.00' East  56o 33.00' North
IBA criteria A4i, B1i, C2, C3
Area 4,260 ha
Altitude 0 - 1m
Year of IBA assessment 2000

Dansk Ornitologisk Forening

Site description A shallow brackish water arm of the Limfjord, separated from the main fjord by a road embankment and bordered by coastal saltmarshes and agricultural areas.

Key Biodiversity The most recent data available for many non-breeding birds date from 1987 and 1988 when more than 20,000 waterbirds occurred at the site. Philomachus pugnax and Recurvirostra avosetta, listed on Annex I of the EC Birds Directive, bred at the IBA in 1983.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Whooper Swan Cygnus cygnus winter  1995  885 individuals  good  A4i, B1i, C2  Least Concern 
Common Pochard Aythya ferina non-breeding  1988  2,000-4,000 individuals  good  B1i, C3  Vulnerable 
Common Goldeneye Bucephala clangula non-breeding  1988  5,000-6,000 individuals  good  A4i, B1i, C3  Least Concern 

IBA Monitoring

2010 not assessed unfavourable not assessed
Good - based on reliable and complete / representative data

Cygnus columbianus Tundra Swan 69 69 individuals 100 favourable
Tadorna tadorna Common Shelduck 450 450 individuals 100 favourable
Botaurus stellaris Eurasian Bittern 1 1 breeding pairs 100 favourable
Circus aeruginosus Western Marsh-harrier 2 2 breeding pairs 100 favourable
Fulica atra Common Coot 15000 9400 individuals 63 unfavourable
Pluvialis apricaria Eurasian Golden Plover 4000 4000 individuals 100 favourable


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing brackish and salt water  -
Unknown   5%
Coastline Salt marshes  -

Land use

Land-use Extent (% of site)
agriculture 25%
unknown 75%

Protection status National Partial International High4,260 ha of IBA covered by Special Protection Area (Hjarbæk Fjord and Simested å, 4,260 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Hjarbæk Fjord. Downloaded from on 26/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife